IJ Electron CO.,Ltd.

Any device whose MAC address begins with 94:DF:58 has a network interface built by IJ Electron CO.,Ltd.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

94:DF:58

Organization

IJ Electron CO.,Ltd.

Address

401 ACE HIGHEND8, 345-4 GASAN-DONG SEOUL KR 153-802

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.